8.22% is the change from 779 to 843
Calculation steps:
[( 843 - 779 ) ÷ 779] x 100 = 8.22%
Formula
Percentage change = [(843 - 779) / 779] x 100
Subtract the new number by the original number
843 - 779 = 64
64 ÷ 779 = 0.0821566110397946
0.0821566110397946 x 100 = 8.22%